ROCKET AND MISSILE SYSTEM — any of a variety of weapons systems that deliver explosive warheads to their targets by means of rocket propulsion. Rocket …Britannica English vocabulary

NUMERICAL ANALYSIS — the general study of methods for solving complicated problems, using the basic operations of arithmetic (addition, subtraction, multiplication, and division). …Britannica English vocabulary

MILKY WAY GALAXY — Paul W. Hodge large spiral system consisting of several billion stars, one of which is the Sun. It takes its …Britannica English vocabulary

BROWNIAN MOTION — also called Brownian movement any of various physical phenomena in which some quantity is constantly undergoing small, random fluctuations. It …Britannica English vocabulary

REGRESSION ANALYSIS — (Statistics) Mathematical procedures for attributing the variability of one quantity to changes in one or more other quantities. Often called …Environmental Engineering English vocabulary

IDIOSYNCRATIC RISK — Unsystematic risk or risk that is uncorrelated to the overall market risk. In other words, the risk that is firm …Hypertextual Finance English Glossary

CLUSTER ANALYSIS — A statistical technique that identifies clusters of stocks whose returns are highly correlated within each cluster and relatively uncorrelated between …Hypertextual Finance English Glossary

MISTAKE (BLUNDER) — Compare with systematic error , random error and gross error .A mistake is a measurement which is known to be …General Chemistry English Glossary